| 1 | A N R Storage Company | | Oil & Gas Operator | Oct 2016 |
| 2 | Amoco Production Co And C M S Oil And Gas | | Oil & Gas Operator | Sep 1996 |
| 3 | Amoco Production Co And Peninsular Oil And Gas Co | | Oil & Gas Operator | Sep 1998 |
| 4 | Anr Pipeline Company | Detroit, MI 48243 | Oil & Gas Operator | Dec 2023 |
| 5 | Apache Corporation | Houston, TX 77056 | Oil & Gas Operator | Apr 2024 |
| 6 | Apollo Exploration And Development Inc | | Oil & Gas Operator | Jun 2023 |
| 7 | Arbor Operating LLC | | Oil & Gas Operator | Nov 2023 |
| 8 | Arbor Resources LLC | | Oil & Gas Operator | Dec 2007 |
| 9 | Bannon Energy Inc | Houston, TX 77068 | Oil & Gas Operator | Jun 1998 |
| 10 | Blue Lake Gas Storage Co | | Oil & Gas Operator | Oct 2016 |
| 11 | BP America Production Company | Denver, CO 80202 | Oil & Gas Operator | Dec 2023 |
| 12 | Breitburn Operating Limited Partnership | | Oil & Gas Operator | Aug 2022 |
| 13 | C M S Gas Transmission Co | | Oil & Gas Operator | Dec 2020 |
| 14 | Cherokee Resources Inc | | Oil & Gas Operator | Mar 1996 |
| 15 | CMS Oil And Gas Company | Jackson, MI 49201 | Oil & Gas Operator | Oct 2002 |
| 16 | Conoco Inc. | Houston, TX 77252 | Oil & Gas Operator | Mar 2015 |
| 17 | Core Energy LLC | | Oil & Gas Operator | Feb 2024 |
| 18 | D T E Gas And Oil Co | | Gas Operator | May 2007 |
| 19 | Dart Oil & Gas Corporation | Mason, MI 48854 | Oil & Gas Operator | Jun 2018 |
| 20 | Don Yohe Enterprises Inc. | Armada, MI 48005 | Oil & Gas Operator | Apr 2018 |
| 21 | Encana Oil & Gas (USA) Inc. | Denver, CO 80202 | Oil & Gas Operator | Oct 2020 |
| 22 | Eps Resources Corp | Englewood, CO 80111 | Oil & Gas Operator | Dec 2009 |
| 23 | Fairway Petroleum, Inc. | Stafford, TX 77497 | Oil & Gas Operator | Nov 2001 |
| 24 | Federated Oil And Gas Properties Inc | | Oil & Gas Operator | Jan 2024 |
| 25 | Finders Co And Sullivan And Co | | Oil & Gas Operator | May 1987 |
| 26 | Finders Co The | | Oil & Gas Operator | Jan 1998 |
| 27 | Geoseis Inc | | Oil Operator | Oct 1988 |
| 28 | Global Natural Resources | Houston, TX 77002 | Oil & Gas Operator | Dec 1999 |
| 29 | H And H Star Energy Inc Dba Petrostar Energy | | Oil & Gas Operator | Feb 2004 |
| 30 | Hawkins Oil Of Michigan Inc | | Oil & Gas Operator | Aug 2003 |
| 31 | Jennings Petroleum Corp | | Oil & Gas Operator | Dec 1988 |
| 32 | Jordan Development Company LLC | Traverse City, MI 49686 | Oil & Gas Operator | Jan 2024 |
| 33 | K C S Michigan Resources Inc | | Oil & Gas Operator | Mar 2004 |
| 34 | KCS Resources, Inc. | Houston, TX 77002 | Oil & Gas Operator | May 2010 |
| 35 | Klabzuba Oil & Gas Inc | Denver, CO 80202 | Oil & Gas Operator | Aug 2012 |
| 36 | Kulka And Schmidt Inc | | Oil & Gas Operator | Dec 1992 |
| 37 | Lambda Energy Resources LLC | | Oil & Gas Operator | Dec 2023 |
| 38 | Layline Oil And Gas LLC | Houston, TX 77024 | Oil & Gas Operator | Jan 2024 |
| 39 | Lees Petroleum LLC | | Oil & Gas Operator | Jul 2000 |
| 40 | Marathon Oil Company | Houston, TX 77024 | Oil & Gas Operator | Feb 2024 |
| 41 | McClure Oil Company, Inc. | Midland, TX 79701 | Oil & Gas Operator | Apr 2024 |
| 42 | Mercury Exploration Co | Fort Worth, TX 76104 | Oil & Gas Operator | Dec 2006 |
| 43 | Merit Energy Company | Dallas, TX 75240 | Oil & Gas Operator | Apr 2024 |
| 44 | Michigan Oil Co. | FT Worth, TX 76117 | Oil & Gas Operator | Feb 1998 |
| 45 | Michigan Petroleum Exploration Inc | | Oil & Gas Operator | Oct 2005 |
| 46 | Miller Brothers | | Oil & Gas Operator | Nov 2000 |
| 47 | Miracle Petroleum LLC | | Oil & Gas Operator | Oct 2018 |
| 48 | Missaukee Oil And Gas Company LLC | | Oil & Gas Operator | Feb 2024 |
| 49 | Monroe James | | Oil & Gas Operator | Oct 1997 |
| 50 | Muskegon Development Company | MT Pleasant, MI 48858 | Oil & Gas Operator | Apr 2024 |
| 51 | O I L Energy Corp | | Oil & Gas Operator | Oct 2017 |
| 52 | Omimex Energy, Inc. | Fort Worth, TX 76120 | Oil & Gas Operator | Jun 2023 |
| 53 | Pan American Petroleum Corp | | Oil & Gas Operator | Jan 2008 |
| 54 | Pasadena Oil And Gas Corp | | Oil & Gas Operator | Dec 2001 |
| 55 | Paxton Resources LLC | | Oil & Gas Operator | Feb 2024 |
| 56 | Peninsular Oil & Gas Co | Ada, MI 49301-96-96 | Oil & Gas Operator | Dec 2001 |
| 57 | Quicksilver Resources Inc | Fort Worth, TX 76102 | Oil & Gas Operator | Mar 2018 |
| 58 | R S E C LLC | | Oil & Gas Operator | Nov 2002 |
| 59 | Reef Petroleum Corp | | Oil & Gas Operator | Feb 1994 |
| 60 | Reefworks LLC | | Oil & Gas Operator | Jan 2024 |
| 61 | Riverside Energy Michigan LLC | | Oil & Gas Operator | Nov 2023 |
| 62 | Riviera Operating, LLC | Houston, TX 77002 | Oil & Gas Operator | Jan 2024 |
| 63 | Rovsek Adolph E | | Oil & Gas Operator | Oct 1991 |
| 64 | Samson Resources Company | Tulsa, OK 74103 | Oil & Gas Operator | Feb 2024 |
| 65 | Savoy Energy LP | Traverse City, MI 49685-1560-1560 | Oil & Gas Operator | Feb 2024 |
| 66 | Savoy Exploration Inc | | Oil & Gas Operator | Feb 2020 |
| 67 | Schmude Oil Inc | | Oil & Gas Operator | Feb 2024 |
| 68 | Swepi LP | Houston, TX 77079 | Oil & Gas Operator | Jul 2020 |
| 69 | Terra Energy LTD | | Oil & Gas Operator | Apr 2018 |
| 70 | Tiger Development LLC | | Oil & Gas Operator | Aug 2019 |
| 71 | Union Oil Co Of California | Midland, TX 79706 | Oil & Gas Operator | Jan 2022 |
| 72 | W W Energy Corp | | Oil & Gas Operator | Dec 2023 |
| 73 | West Bay Exploration Company | Muenster, TX 76252 | Oil & Gas Operator | Feb 2024 |
| 74 | Western Reserves Oil Co Inc | Midland, TX 79705 | Oil & Gas Operator | Oct 2020 |
| 75 | Western Reserves Oil Co Inc And Sullivan And Co | | Oil & Gas Operator | Jul 2001 |
| 76 | White Pine Production LLC | | Oil & Gas Operator | Jan 2024 |
| 77 | Whiting Oil And Gas Corporation | Houston, TX 77002 | Oil & Gas Operator | Apr 2024 |